Acetic acid, dichloro-

• Formula: C₂H₂Cl₂O₂
• Molecular weight: 128.942
• IUPAC Standard InChI: InChI=1S/C2H2Cl2O2/c3-1(4)2(5)6/h1H,(H,5,6) Copy

  
• IUPAC Standard InChIKey: JXTHNDFMNIQAHM-UHFFFAOYSA-N Copy
• CAS Registry Number: 79-43-6
• Chemical structure:
  This structure is also available as a 2d Mol file or as a computed 3d SD file
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• Other names: Dichloracetic acid; Dichlorethanoic acid; Dichloroacetic acid; Dichloroethanoic acid; Urner's liquid; 2,2-Dichloroacetic acid; Bichloracetic acid; DCA; Kyselina dichloroctova; UN 1764; Acetic acid, 2,2-dichloro-; DCA (acid); NSC 2654
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• Information on this page:
  • Condensed phase thermochemistry data
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • References
  • Notes
• Other data available:
  • Phase change data
  • Reaction thermochemistry data
  • Gas phase ion energetics data
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  • Gas Phase Kinetics Database
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Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Constant pressure heat capacity of liquid

Constant pressure heat capacity of solid

IR Spectrum

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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Additional Data

Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Additional Data

References

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Smith, Bjellerup, et al., 1953
Smith, L.; Bjellerup, L.; Krook, S.; Westermark, H., Heats of combustion of organic chloro compounds determined by the "quartz wool" method, Acta Chem. Scand., 1953, 7, 65. [all data]

Schjanberg, 1935
Schjanberg, E., Die Verbrennungswarmen und die Refraktionsdaten einiger chlorsubstituierter Fettsauren und Ester., Z. Phys. Chem. Abt. A, 1935, 172, 197-233. [all data]

Pickering, 1895
Pickering, S.U., A comparison of some properties of acetic acid and its chloro- and bromo-derivatives, J. Chem. Soc., 1895, 67, 664-684. [all data]

Glasgow and Timmerman, 1961
Glasgow, A.R.; Timmerman, J., Some physical properties of monochloro-, dichloro-, and monobromoacetic acids at 1 atmosphere, Bull. Soc. Chim. Belg., 1961, 70, 599-622. [all data]

Notes

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• Symbols used in this document:
  

  Cp,liquid	Constant pressure heat capacity of liquid
  Cp,solid	Constant pressure heat capacity of solid
  ΔcH°liquid	Enthalpy of combustion of liquid at standard conditions

• Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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